There should be two different kinds of washers below this, which will then be connected to the vertical pipe. Install a basket strainer onto the sink basin without the garbage disposal. The garbage disposal is on the side that is 8 inches deep. I'm about to install a new deeper kitchen sink but ran into a unanticipated snag. You will probably need to use pliers to turn the bolt before tightening with the wrench at the end. Aaron Stickley is a licensed plumber with first-hand knowledge in solving home plumbing problems. Conduct a final test by filling up each sink basin and letting it drain while you check for leaks below. Let the straight end of the pipe extend past the tailpiece. Confirm that the continuous waste pipe and the trap arm slope slightly downward in the direction of the water flow, then check all of the drain connections to make sure they are tight. Pertinence. We are redoing our kitchen but did not move the sink so we did not move the plumbing. The drain trap assembly includes the U-shaped trap bend and a J-shaped trap arm. (See below for a shopping list and tools. How to Replace a J-Bend in a Bathroom Sink. The continuous waste pipe connects the disposal's drain to the tee fitting. Tighten all slip nuts with channel-type pliers. Material. Reinstall the tailpiece and waste pipe, along with the tee, leaving the connections hand-tight. The old sink is very shallow (5.5" deep), the newer sink is 9 inches deep. Keep in mind that the drain height must leave enough room for removing the trap and cleaning it out. submitted to our "DoItYourself.com Community Forums". It is very fashionable in modern design to have a deep kitchen sink such as a butler's sink, or old-fashioned sink. While you are in the hardware store, buy a few extra washers and bolts for your kit. I presently have a 5.5 two basin sink with a These parts are joined together by a connection piece and bolt. All information is provided "AS IS." I have a double kitchen sink with disposal and dishwasher. Introducing "One Thing": A New Video Series. I got this sink for free with the knowledge that it would take some changes to my current plumbing. The tailpiece and waste pipe must be cut to length for installation. We welcome your comments and In this video, This Old House plumbing and heating expert Richard Trethewey shows how to plumb a double-bowl sink. It is very fashionable in modern design to have a, When you bring your purchase home, you should spread your pieces out on the table or workbench, and examine how they all fit together. The drain tailpiece is a straight pipe that connects to the sink strainer and runs down to a tee fitting (below the sink basin without the disposer). You should put all the pieces together outside the kitchen sink cabinet, a process known as dry-fitting. Our new big, deep single basin undermount sink is 10" deep - so it will sit 24.5" from the floor (34.5 - 10). When is it time to replace my kitchen sink plumbing? A deep kitchen sink is often a design feature of new homes, so there is not much call for someone to install their own, and you may be more comfortable having a plumber fit your sink. So, the sanitary tee fitting has been lowered (right photo). to this site, and use it for non-commercial use subject to our terms of use. This will allow you to see how much room you have under the sink, and whether you will need to saw off any parts. Our old sink has two bowls and they are 6 inches deep. Shallow sinks also tend to cost a bit less than deeper versions. I have a kitchen sink with one faucet, two drains, a garbage disposal and a... Any ideas on how I can fix this? Remember, too, that the trap arm on the discharge side of a trap must be at least two pipe diameters long and should slope 1/4 inch per foot toward the vertical discharge (2006 to 2018 IRC, P3105.3). Plumbing and Piping - New Deeper Kitchen Sink - Drain/Vent Problem - Hi, I as about to install a new deeper kitchen sink when I ran into a major snag. Get daily tips and tricks for making your best home. Is spray foam insulation toxic to people? New Deeper Kitchen Sink - Vent Problem; Author: Anonymous User Hi I hope you can help! The steps for installing the sink drain will depend on how different the new sink is from the old one, as well as what other components are being installed. Cut the tailpiece and continuous waste pipe to length with a PVC tubing cutter or a hacksaw. Some sinks feature additional plumbing fixtures, such as hand sprayers and disposals. However, if you are feeling confident, and have some basic home improvement skills, following a few simple guidelines can help you to get your deep kitchen sink plumbing ready for installation. But, to make things more complicated some plumbing component names are not self-explanatory at all. Website operating I didn’t communicate to my plumbers that we were converting to a farmhouse sink after renovation and therefore, they didn’t know to change the plumbing location in the wall. Apply a caulk remover (sold at home centers) to stubborn caulk. 68.7k members in the Plumbing community. ​. Since you're also replacing the counter, there's no need to worry about finding a sink that will cover your existing sink area. The sink I want to install also has two bowls and are 2 inches and 4 inches deeper than the current sink. Install the garbage disposal onto the desired side of the sink first, since this takes up the most space. Attach a shut-off valve to a length of copper tubing. We did get a new, 10" deep undermount sink and plan on granite countertops. There aren't many reasons for changing out the drain pipes under a kitchen sink, but it's not uncommon to replace the drain assembly during a kitchen renovation when the sink is being replaced. The steps for installing the sink drain will depend on how different the new sink is from the old one, as well as what other components are being installed. Step 5: Remove any clips. Use a water-proof caulk over the joints, and leave to dry. When you bring your purchase home, you should spread your pieces out on the table or workbench, and examine how they all fit together. Répondre Enregistrer. These designed pieces are often very large, much larger than the kitchen sinks of the past, and they are more likely to be difficult to add plumbing to, as they may take up more than 10 inches of room below the countertop. Described, and use it for non-commercial use subject to our terms of use also a good to... Apply a caulk remover sit for a sink drain pipe is 16.5 '' from the floor yourself with workings! The caulk ( or plumber ’ s putty ) with a garbage disposer, this affect... I am currently in the wall tee thing you need a deeper sink which will then fit into an connection. 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